data acquisition Squirrel sq16plus data logger Specifications Data statistics Yes from within new SquirrelView plus PC software Calculated channels Memory internal 16GB, approximately 800 million readings Multi function button LED Status indication and start/stop Internal battery Battery life up to 6 months all channels logging every 15 minutes External power Sensor power output 8-38V at 150mA when connected to external power supply U, UU, Y & S - type - 50 to +150°C & customer specific thermistors Modem support Actions & triggers Four alarm outputs, fully configurable actions and triggers Internal reference temperature Pulse count ranges Digital state/event ranges 8 state inputs or 1 x 8 bit binary Front panel setup Digital/alarm outputs 4 open drain FETs, 40V, 0.1A Via smartphone app. All essential functionality available via app e.g. channel configuration, start/stop logging etc. Other advanced functions e.g. calculated channels and channel descriptions are available via connection to a PC running SquirrelView Stored setups Clock resolution/accuracy Operating temperature Working environment No of channels single ended 16 single ended or 8 differential inputs Universal input Yes, including 2, 3 and 4 wire resistance Voltage ranges; differential and single ended Common mode Current ranges, differential (requires external 10Ω shunt) Thermocouple ranges; differential and single K-type -200 to 1372°C R-type -50 to 1768°C B-type 250 to 1820°C T-type -200 to 400°C S-type -50 to 1768°C C-type 0 to 2320°C N-type -200 to 1300°C J-type -200 to 1200°C D-type 0 to 2320°C Resistance ranges, 2,3 & 4 wire Thermistor ranges Sampling rates Up to 100 readings per second on 2 channels Grant Instruments (Cambridge) Ltd 29 Station Road, Shepreth, Cambridgeshire, SG8 6GB GrantInstruments GrantInstrument grant-instruments-